{
  "date": "2026-08-18",
  "stamped_at": "2026-08-18T00:13:49Z",
  "chain_head": "000d4696d0f5d02610f0043e4bed23bd1af9038bf1baa8ffd8110f54b762c7d8",
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  "note": "Head of the Positive Search index history hash chain. Verify: ots verify <this file>.ots"
}